Home / 30,304.16-41,816.76-16,874.90

Finding the Fourth Proportional to 30,304.16, 41,816.76 and 16,874.90

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Solution

The fourth proportional to 30,304.16, 41,816.76 and 16,874.90 is: 23,285.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,304.16 : 41,816.76 = 16,874.90 : x
  2. Step 2: Convert to fraction form
    30,304.16/41,816.76 = 16,874.90/x
  3. Step 3: Cross multiply
    30,304.16x = 41,816.76 × 16,874.90
  4. Step 4: Simplify right side
    30,304.16x = 705,653,643.32
  5. Step 5: Solve for x
    x = 705,653,643.32/30,304.16
  6. Step 6: Final answer
    x = 23,285.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.